Veterans Health Information Systems and Technology Architecture (VistA)

VistA (Veterans Health Information Systems and Technology Architecture) is a comprehensive digital system used by the U.S. Department of Veterans Affairs to manage veterans' healthcare. It integrates electronic health records, appointment scheduling, pharmacy data, lab results, and billing into a unified platform. This system ensures that healthcare providers have quick access to accurate, up-to-date information, improving the quality, safety, and coordination of care for veterans. VistA is designed to support efficient clinical workflows and is one of the largest and most widely used healthcare information systems in the world.